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National Stock Number:
5306-01-183-3987
Federal Supply Class:
5306
National Item Identification Number:
011833987
Description:
BOLT,MACHINE
Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
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Manufacturer Information:
| NAS501-4-20A | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 2.016 INCHES MINIMUM AND | | 2.062 INCHES MAXIMUM | | MATERIAL | STEEL COMP 321 OR | | STEEL COMP 347 OVERALL | | THREAD LENGTH | 0.439 INCHES MINIMUM AND | | 0.515 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5645 ASSN STD 1ST MATERIAL RESPONSE OR | | AMS5646 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HEAD HEIGHT | 0.140 INCHES MINIMUM AND | | 0.172 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | GRIP LENGTH | 1.547 INCHES MINIMUM AND | | 1.577 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | SPECIFICATION/STANDARD DATA | 80205-NAS501 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
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